Finding the Fourth Proportional to 139,570,199,341.37, 192,601,790,064.81 and 77,767,575,770.29

Step by Step Solution

1. Step 1: Write the proportion equation
   139,570,199,341.37 : 192,601,790,064.81 = 77,767,575,770.29 : x
2. Step 2: Convert to fraction form
   139,570,199,341.37/192,601,790,064.81 = 77,767,575,770.29/x
3. Step 3: Cross multiply
   139,570,199,341.37x = 192,601,790,064.81 × 77,767,575,770.29
4. Step 4: Simplify right side
   139,570,199,341.37x = 14,978,174,302,359,371,382,784
5. Step 5: Solve for x
   x = 14,978,174,302,359,371,382,784/139,570,199,341.37
6. Step 6: Final answer
   x = 107,316,421,220.58